Clean up PluginGroup and related code.

webkit/glue/plugins/plugin_group.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_GLUE_PLUGINS_PLUGIN_GROUP_H_
 #define WEBKIT_GLUE_PLUGINS_PLUGIN_GROUP_H_
 #pragma once
 
 #include <map>
 #include <set>
+#include <string>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/scoped_ptr.h"
 #include "base/string16.h"
 
 class DictionaryValue;
 class FilePath;
 class Version;
 struct WebPluginInfo;
 
 namespace NPAPI {
   class PluginList;
 };
-
-template <typename T>
-class linked_ptr;
+namespace plugin_test_internal {
+class PluginExceptionsTableModelTest;
+}
 
 // Hard-coded definitions of plugin groups.
 struct PluginGroupDefinition {
   const char* identifier;  // Unique identifier for this group.
   const char* name;  // Name of this group.
   const char* name_matcher;  // Substring matcher for the plugin name.
   const char* version_matcher_low;  // Matchers for the plugin version.
   const char* version_matcher_high;
   const char* min_version;  // Minimum secure version.
   const char* update_url;  // Location of latest secure version.
 };
 
 // A PluginGroup can match a range of versions of a specific plugin (as defined
 // by matching a substring of its name).
 // It contains all WebPluginInfo structs (at least one) matching its definition.
 // In addition, it knows about a security "baseline", i.e. the minimum version
 // of a plugin that is needed in order not to exhibit known security
 // vulnerabilities.
 
 class PluginGroup {
  public:
   // Used by about:plugins to disable Reader plugin when internal PDF viewer is
   // enabled.
   static const char* kAdobeReader8GroupName;
   static const char* kAdobeReader9GroupName;
 
-  typedef std::map<std::string, linked_ptr<PluginGroup> > PluginMap;
-
-  // Creates a PluginGroup from a PluginGroupDefinition.
-  static PluginGroup* FromPluginGroupDefinition(
-      const PluginGroupDefinition& definition);
+  PluginGroup(const PluginGroup& other);
 
   ~PluginGroup();
 
-  // Creates a PluginGroup from a WebPluginInfo -- when no hard-coded
-  // definition is found.
-  static PluginGroup* FromWebPluginInfo(const WebPluginInfo& wpi);
-
-  // Find a plugin group matching |info| in the list of hardcoded plugins and
-  // returns a copy of it if found, or a new group matching exactly this plugin
-  // otherwise.
-  // The caller should take ownership of the return PluginGroup.
-  static PluginGroup* CopyOrCreatePluginGroup(const WebPluginInfo& info);
+  PluginGroup& operator=(const PluginGroup& other);
 
   // Configures the set of plugin name patterns for disabling plugins via
   // enterprise configuration management.
   static void SetPolicyDisabledPluginPatterns(const std::set<string16>& set);
 
   // Tests to see if a plugin is on the blacklist using its name as
   // the lookup key.
   static bool IsPluginNameDisabledByPolicy(const string16& plugin_name);
 
   // Tests to see if a plugin is on the blacklist using its path as
   // the lookup key.
   static bool IsPluginPathDisabledByPolicy(const FilePath& plugin_path);
 
-  // Find the PluginGroup matching a Plugin in a list of plugin groups. Returns
-  // NULL if no matching PluginGroup is found.
-  static PluginGroup* FindGroupMatchingPlugin(
-      const std::map<std::string, linked_ptr<PluginGroup> >& plugin_groups,
-      const WebPluginInfo& plugin);
-
-  // Creates a copy of this plugin group.
-  PluginGroup* Copy() {
-    return new PluginGroup(group_name_, name_matcher_, version_range_low_str_,
-                           version_range_high_str_, min_version_str_,
-                           update_url_, identifier_);
-  }
-
   // Returns true if the given plugin matches this group.
   bool Match(const WebPluginInfo& plugin) const;
 
   // Adds the given plugin to this group. Provide the position of the
   // plugin as given by PluginList so we can display its priority.
   void AddPlugin(const WebPluginInfo& plugin, int position);
 
   // Enables/disables this group. This enables/disables all plugins in the
   // group.
   void Enable(bool enable);
@@ skipping 23 matching lines @@
 
   // Returns true if the highest-priority plugin in this group has known
   // security problems.
   bool IsVulnerable() const;
 
   // Disables all plugins in this group that are older than the
   // minimum version.
   void DisableOutdatedPlugins();
 
  private:
+  typedef std::map<std::string, PluginGroup*> PluginMap;
+
+  friend class NPAPI::PluginList;
+  friend class PluginGroupTest;
   FRIEND_TEST_ALL_PREFIXES(PluginGroupTest, PluginGroupDefinition);

[Bernhard Bauer, 2010/12/07 10:32:05]

I think this is unnecessary now.

+  friend class TableModelArrayControllerTest;
+  friend class plugin_test_internal::PluginExceptionsTableModelTest;
 
   static const PluginGroupDefinition* GetPluginGroupDefinitions();
   static size_t GetPluginGroupDefinitionsSize();
 
+  // Generates the (short) identifier string for the given plugin.
+  static std::string GetIdentifier(const WebPluginInfo& wpi);
+
+  // Generates the long identifier (based on the full file path) for the given
+  // plugin, to be called when the short identifier is not unique.
+  static std::string GetLongIdentifier(const WebPluginInfo& wpi);
+
+  // Creates a PluginGroup from a PluginGroupDefinition. The caller takes
+  // ownership of the created PluginGroup.
+  static PluginGroup* FromPluginGroupDefinition(
+      const PluginGroupDefinition& definition);
+
+  // Creates a PluginGroup from a WebPluginInfo. The caller takes ownership of
+  // the created PluginGroup.
+  static PluginGroup* FromWebPluginInfo(const WebPluginInfo& wpi);
+
   PluginGroup(const string16& group_name,
               const string16& name_matcher,
               const std::string& version_range_low,
               const std::string& version_range_high,
               const std::string& min_version,
               const std::string& update_url,
               const std::string& identifier);
 
+  void InitFrom(const PluginGroup& other);
+
   Version* CreateVersionFromString(const string16& version_string);
 
   // Set the description and version for this plugin group from the
   // given plug-in.
   void UpdateDescriptionAndVersion(const WebPluginInfo& plugin);
 
   // Updates the active plugin in the group. The active plugin is the first
   // enabled one, or if all plugins are disabled, simply the first one.
   void UpdateActivePlugin(const WebPluginInfo& plugin);
 
   static std::set<string16>* policy_disabled_plugin_patterns_;
 
   std::string identifier_;
   string16 group_name_;
   string16 name_matcher_;
   std::string version_range_low_str_;
   std::string version_range_high_str_;
   scoped_ptr<Version> version_range_low_;
   scoped_ptr<Version> version_range_high_;
   string16 description_;
   std::string update_url_;
   bool enabled_;
   std::string min_version_str_;
   scoped_ptr<Version> min_version_;
   scoped_ptr<Version> version_;
   std::vector<WebPluginInfo> web_plugin_infos_;
   std::vector<int> web_plugin_positions_;
-
-  DISALLOW_COPY_AND_ASSIGN(PluginGroup);
 };
 
 #endif  // WEBKIT_GLUE_PLUGINS_PLUGIN_GROUP_H_